g.fillRect(xend - 2, ypos - 2, 4, 4);
}
- int ystart = (int) (((SequenceNode) node.left()).ycount * chunk)
- + offy;
- int yend = (int) (((SequenceNode) node.right()).ycount * chunk)
+ int ystart = (node.left() == null ? 0 : (int) (((SequenceNode) node
+ .left()).ycount * chunk)) + offy;
+ int yend = (node.right() == null ? 0 : (int) (((SequenceNode) node
+ .right()).ycount * chunk))
+ offy;
Rectangle pos = new Rectangle(xend - 2, ypos - 2, 5, 5);
public void run()
{
PrinterJob printJob = PrinterJob.getPrinterJob();
- PageFormat pf = printJob.pageDialog(printJob.defaultPage());
+ PageFormat defaultPage = printJob.defaultPage();
+ PageFormat pf = printJob.pageDialog(defaultPage);
+
+ if (defaultPage == pf)
+ {
+ /*
+ * user cancelled
+ */
+ return;
+ }
printJob.setPrintable(this, pf);